The flight distance from Brussels Airport (BRU) in Brussels, Belgium to Chiang Rai International Airport (CEI) in Chiang Rai, Thailand is 8,666 kilometers (5,385 miles / 4,679 nautical miles). The estimated flight time for this route is approximately 11h, flying east northeast at a heading of 73°.

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

This is an international route connecting Belgium with Thailand. It is an intercontinental flight between Europe and Asia. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 08:25 in Brussels, it's 13:25 in Chiang Rai. The 5-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 1,096 feet between the two airports. Chiang Rai International Airport sits higher than Brussels Airport.

The return flight from Chiang Rai (CEI) to Brussels (BRU) follows a heading of 320° (northwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Brussels Airport (BRU) and Chiang Rai International Airport (CEI) detail pages, or use our flight duration calculator to compare other routes.